The Piston + Ring Set for Mitsubishi S4F is a high-quality replacement part. Manufactured with premium materials, this piston and ring set is designed to provide optimal performance and durability for your engine. Highlights Engine Model:S4F Ring Size (mm):STD 98x 3HK x 2 x 5 Piston Bore Size:98mm Piston Length:96.5mm Package Include:4 Piston with Pin & Clips & 4 set of Piston Ring Country/Region of Manufacture:Taiwan Manufacturer Part Number:33417-09012